Smart Access System With Push-Button Start (for Entry Function)

THEFT DETERRENT / KEYLESS ENTRY: SMART ACCESS SYSTEM WITH PUSH-BUTTON START (for Entry Function): TERMINALS OF ECU

1. CHECK CERTIFICATION ECU (SMART KEY ECU ASSEMBLY)

(a) Disconnect the F58 certification ECU (smart key ECU assembly) connector.





(b) Measure the voltage and resistance according to the value(s) in the table below.

HINT
Measure the values on the wire harness side with connector disconnected.





(b) If the result is not as specified, there may be a malfunction in the wire harness.

(c) Reconnect the F58 certification ECU (smart key ECU assembly) connector.

(d) Measure the voltage and check for pulses according to the value(s) in the table below.

















(d) If the result is not as specified, the certification ECU (smart key ECU assembly) may have a malfunction.

2. CHECK INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY, MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)

(a) Disconnect the 2F, F14 and 2D junction block connectors.





(b) Disconnect the A main body ECU (multiplex network body ECU) connector.

(c) Measure the voltage and resistance according to the value(s) in the table below.

HINT
Measure the values on the wire harness side with the connector disconnected.





(c) If the result is not as specified, there may be a malfunction in the wire harness or instrument panel junction block assembly.

(d) Reconnect the 2F, F14 and 2D junction block connectors.

(e) Reconnect the A main body ECU (multiplex network body ECU) connector.

(f) Measure the voltage according to the value(s) in the table below.









(f) *: w/o Power Back Door System

If the result is not as specified, the main body ECU (multiplex network body ECU) or instrument panel junction block assembly may have a malfunction.

3. CHECK POWER BACK DOOR ECU (POWER BACK DOOR MOTOR UNIT) (w/ Power Back Door System)

(a) Disconnect the P33 power back door ECU (power back door motor unit) connector.





(b) Measure the voltage and resistance according to the value(s) in the table below.

HINT
Measure the values on the wire harness side with the connector disconnected.





(b) If the result is not as specified, there may be a malfunction in the wire harness.

(c) Reconnect the P33 power back door ECU (power back door motor unit) connector.

(d) Initialize the power back door ECU (power back door motor unit) Initialization.

(e) Measure the voltage according to the value(s) in the table below.





(e) If the result is not as specified, the power back door ECU (power back door motor unit) may have a malfunction.

4. COMBINATION METER ASSEMBLY

(a) Disconnect the F15 and F16 combination meter assembly connectors.





(b) Measure the resistance according to the value(s) in the table below.

HINT
Measure the values on the wire harness side with the connector disconnected.





(b) If the result is not as specified, there may be a malfunction in the wire harness.